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Marquise|Lab Grown|IGI

1.55ct F VVS1 Marquise Lab Grown Diamond

VG • F/VVS1 • IGI LG816606719

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816606719

Diamond specifications and retailer prices

From $276 USD
As of November 2, 2026
Save $1,294 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,570 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG816606719 or 816606719. Listed at 21 retailers as of November 2, 2026, with prices from $276 to $1,570, a $1,294 spread on the same certified stone. Brilliant Earth lists it at $1,570. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
F
Color
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816606719
Dimensions11.80 × 5.97 × 3.82 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.80 mm5.97 mm1.55 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816606719
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,570 USD|Low: $276 USD|High: $1,580 USD|Avg: $849 USD|-0.6%
Brilliant Earth
Retailer 2
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Retailer 19
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Retailer 22
November 2, 2026
Retailer 5$276 USD
Retailer 14$323 USD
Retailer 8$342 USD
Retailer 11$342 USD
Retailer 4$364 USD
Retailer 22$500 USD
Retailer 9$566 USD
Retailer 21$584 USD
Retailer 16$590 USD
Retailer 13$598 USD
Retailer 3$659 USD
Retailer 20$796 USD
Retailer 2$930 USD
Retailer 15$1,099 USD
Retailer 7$1,101 USD
Retailer 12$1,152 USD
Retailer 17$1,190 USD
Retailer 6$1,280 USD
Retailer 19$1,294 USD
Retailer 18$1,373 USD
Retailer 10$1,437 USD
Brilliant Earth$1,570 USD

37 data points across 22 retailers

21 retailers$276 USD to $1,570 USD

A
Cheapest Retailer
-
$276 USD
A
Retailer 2
-
$323 USD
View
Final sale: no returns
Retailer 3
-
$342 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$342 USD
View
A
Retailer 5
-
$500 USD
View
A
Retailer 6
-
$566 USD
View
A
Retailer 7
-
$584 USD
€556 EUR
View
A
Retailer 8
-
$590 USD
ZAR 9,539 ZAR
View
A
Retailer 9
-
$598 USD
£471 GBP
View
B+
Retailer 10
-
$659 USD
View
B+
Retailer 11
-
$796 USD
A$1,225 AUD
View
B+
Retailer 12
-
$930 USD
View
B
Retailer 13
-
$1,101 USD
View
B
Retailer 14
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$1,121 USD
View
B
Retailer 15
-
$1,152 USD
View
B
Retailer 16
-
$1,190 USD
View
B
Retailer 17
-
$1,280 USD
View
B
Retailer 18
-
$1,294 USD
A$1,991 AUD
View
B
Retailer 19
-
$1,373 USD
£1,081 GBP
View
B
Retailer 20
-
$1,437 USD
View
Most Expensive
B
Brilliant Earth
21835638A · Nov 2
$1,570 USD
View
20 more retailers have this diamond
Prices start from $276 USDSave up to $1,294 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.55ct Marquise
$276 USD